On Fri, Mar 11, 2016, at 02:35 PM, Johannes Kroll wrote: > -I/usr/include/qt4/QtCore -I/usr/include/qt4/QtGui > ... Those look suspiciously like Qt4 paths... > qtmultimedia5-dev:amd64: > /usr/include/x86_64-linux-gnu/qt5/QtMultimedia/QAudioFormat ... while that looks suspiciously like Qt5. Does Ubuntu 15.10 still default to Qt4 for qmake? I don't recall offhand. Try qmake-qt5 (or qt5-qmake) rather than just qmake? Chris _______________________________________________ Linux-audio-user mailing list Linux-audio-user@xxxxxxxxxxxxxxxxxxxx http://lists.linuxaudio.org/listinfo/linux-audio-user